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<title>Runtime Configuration</title>
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<h2 class="title">Runtime Configuration</h2>
<p class="simpara">
The behaviour of these functions is affected by settings in <var class="filename">php.ini</var>.
</p>
<p class="para">
<table class="doctable table">
<caption><strong>Trader Configure Options</strong></caption>
<thead>
<tr>
<th>Name</th>
<th>Default</th>
<th>Changeable</th>
<th>Changelog</th>
</tr>
</thead>
<tbody class="tbody">
<tr>
<td><a href="trader.configuration.html#ini.trader.real-precision" class="link">trader.real_precision</a></td>
<td>3</td>
<td>PHP_INI_ALL</td>
<td>Since trader 0.2.1</td>
</tr>
<tr>
<td><a href="trader.configuration.html#ini.trader.real-round-mode" class="link">trader.real_round_mode</a></td>
<td>HALF_DOWN</td>
<td>PHP_INI_ALL</td>
<td>Since trader 0.3.0</td>
</tr>
</tbody>
</table>
</p>
<p class="para">Here's a short explanation of
the configuration directives.</p>
<p class="para">
<dl>
<dt id="ini.trader.real-precision">
<span class="term">
<em><code class="parameter">trader.real_precision</code></em>
<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>
</span>
<dd>
<p class="para">
All the values in the returned arrays will be rounded to this precision.
However the calculations inside TA-Lib happen with unrounded values.
</p>
</dd>
</dt>
<dt id="ini.trader.real-round-mode">
<span class="term">
<em><code class="parameter">trader.real_round_mode</code></em>
<span class="type"><a href="language.types.string.html" class="type string">string</a></span>
</span>
<dd>
<p class="para">
Controls the trader real rounding policy. Valid values are <em>HALF_UP</em>,
<em>HALF_DOWN</em>, <em>HALF_EVEN</em> and <em>HALF_ODD</em>. The behaviour is identical to the <a href="function.round.html" class="link">round()</a> function used with the mode argument.
</p>
</dd>
</dt>
</dl>
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